/* CSS Document */

 .b2_cloud {
	 position:absolute;
    left: 0px;
    top:40px;
    opacity:0;
    
   /* -webkit-transition: top .3s linear .4s, opacity 1s linear .3s;
	   transition: top .3s linear .4s, opacity 1s linear .3s;*/
}
.b2_cloud_finish {
	  position:absolute; 
  opacity:1;
  left:2000px;
   top:40px;
    
	-moz-transition: all 10s linear .4s,opacity 2s linear .3s; /* Firefox 4 */
-webkit-transition:  all 10s linear .4s,opacity 2s linear .3s; /* Safari 和 Chrome */
-o-transition:  all 10s linear .4s,opacity 2s linear .3s; /* Opera */
	transition:  all 10s linear .4s,opacity 2s linear .3s;
}

